Home / 801,689.37-1,106,329.62-434,165.33

Finding the Fourth Proportional to 801,689.37, 1,106,329.62 and 434,165.33

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Solution

The fourth proportional to 801,689.37, 1,106,329.62 and 434,165.33 is: 599,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,689.37 : 1,106,329.62 = 434,165.33 : x
  2. Step 2: Convert to fraction form
    801,689.37/1,106,329.62 = 434,165.33/x
  3. Step 3: Cross multiply
    801,689.37x = 1,106,329.62 × 434,165.33
  4. Step 4: Simplify right side
    801,689.37x = 480,329,959,024.43
  5. Step 5: Solve for x
    x = 480,329,959,024.43/801,689.37
  6. Step 6: Final answer
    x = 599,147.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.